Seiko Cal. 7181 - 387

Seiko 7181-387

The Seiko 7181-387 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-a445c7be7097]

Also known as: Turtle, Arnie

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
White
Jewels
32j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1976

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seikata-wm-a445c7be7097